Laser engraving spans a measurable workforce, regulated hazard classes and laboratory process studies. The available figures cover U.S. etching and engraving employment in May 2023, OSHA guidance accessed in 2026, and experiments published from 2014 through 2024; laboratory results are material- and machine-specific rather than population averages.
Key Laser Engraving Statistics
The most useful figures at a glance are:
- In May 2023, 8,140 U.S. workers were employed as Etchers and Engravers across hand and machine engraving work.
- In May 2023, the U.S. mean hourly wage for Etchers and Engravers was $20.57.
- In May 2023, the U.S. median hourly wage for Etchers and Engravers was $19.25.
- In May 2023, the U.S. 90th-percentile hourly wage was $29.50 for Etchers and Engravers.
- In May 2023, California had 890 Etchers and Engravers.
- In May 2023, Massachusetts had 500 Etchers and Engravers and a 2.56 location quotient.
- Under OSHA’s classification guidance accessed in 2026, FDA Class IV maps to IEC Class 4 and presents direct or reflected skin and eye hazards.
- Under OSHA’s guidance accessed in 2026, Class IV lasers also have fire as an additional possible hazard.
- In a 2022 variable-angle engraving study, the tested wavelength was 10.6 micrometers.
- In that 2022 laboratory platform, the output-power range was 0–30 watts.
- In the same 2022 study, the beam-quality factor was below M² 1.2.
- In the 2022 study, the measured focus diameter was 150 micrometers.
- In a 2021 acrylic study, the tested scan-speed range was 300–400 millimeters per second.
- In that 2021 acrylic experiment, the lowest listed roughness was 0.53 ±0.006 micrometers Ra.
- In a 2017 beech study, CO2 output was 5.6–6.8 watts.
- In that beech experiment, scan speeds ranged from 100–500 millimeters per second.
- In a 2024 304-stainless study, the acceptable engraving-depth range was 10–15 micrometers.
- In that 2024 study, the reported optimum was 17 watts at 500 millimeters per second for about 13 micrometers depth.
Contents
- U.S. engraving workforce and industry data
- Laser engraving hazard classes and exposure categories
- Machine parameters and process capability
- Material removal, depth and productivity outcomes
- Surface quality and color outcomes
- Precision targets and optimized settings
U.S. Laser Engraving Workforce and Industry Data
The U.S. Bureau of Labor Statistics occupation is broader than laser engraving: it includes hand and machine etching and engraving across industries. Its May 2023 figures therefore describe the surrounding engraving workforce, not a laser-only population.
| Measure, United States, May 2023 | Result |
|---|---|
| Etchers and Engravers employment | 8,140 workers |
| Mean hourly wage | $20.57 |
| Mean annual wage | $42,780 |
| 10th-percentile hourly wage | $14.00 |
| Median hourly wage | $19.25 |
| 90th-percentile hourly wage | $29.50 |
Source: Etchers and Engravers — Occupational Employment and Wages, May 2023.
Industry measures show how the occupation is distributed across settings. Other Miscellaneous Retailers employed 1,690 workers at a $39,420 mean annual wage, while Other Miscellaneous Manufacturing employed 1,000 at $39,830.
- Coating, Engraving, Heat Treating, and Allied Activities employed 690 workers at a $43,410 mean annual wage in May 2023.
- Printing and Related Support Activities employed 440 workers at a $33,810 mean annual wage in May 2023.
- Nonmetallic Mineral Product Manufacturing employed 370 workers at a $55,330 mean annual wage in May 2023.
The BLS geographic table reported 890 Etchers and Engravers in California. Texas had 570 workers at a $33,490 mean annual wage, Indiana had 420 at $45,730, and Massachusetts had 500 workers with a 2.56 location quotient.
Laser Engraving Hazard Classes and Exposure Categories
OSHA’s laser-hazard guidance classifies exposure conditions rather than counting injuries or estimating the number of engraving operators. The classifications are regulatory guidance, not a laser-engraving participation rate.
| FDA class | IEC mapping | OSHA-described exposure concern |
|---|---|---|
| Class IIIa | Class 3R | Momentary direct viewing hazard |
| Class IIIb | Class 3B | Immediate direct-beam skin and eye hazards |
| Class IV | Class 4 | Direct or reflected skin and eye hazards |
Source: Laser Hazards, OSHA page accessed in 2026.
OSHA also lists fire as one additional possible hazard for Class IV lasers. The distinction matters for engraving because a class label communicates potential beam and fire hazards, not the observed frequency of harm in a particular workshop.
Laser Engraving Machine Parameters and Process Capability
A 2022 variable-angle experiment provides a tightly defined example of machine capability. The laboratory platform used a 10.6 micrometer wavelength, 0–30 watt output-power range and 0–20 kilohertz operating-frequency range.
The reported laser-power stability was ±5% across the tested operating range. Beam quality was below M² 1.2, the focus diameter was 150 micrometers and the experimental focus depth was 583 micrometers.
| Duty cycle in the 2022 study | Average power |
|---|---|
| 3% | 1.55 W ±0.12 W |
| 5% | 2.31 W ±0.12 W |
| 7% | 3.08 W ±0.11 W |
| 9% | 3.72 W ±0.11 W |
| 11% | 4.53 W ±0.13 W |
| 13% | 5.11 W ±0.17 W |
| 15% | 5.79 W ±0.11 W |
The study’s depth model reported R² = 0.977. These are observed settings and model results for that experimental platform, not universal machine recommendations.
Material Removal, Depth and Productivity Outcomes
A 2021 acrylic or PMMA experiment tested 20, 32 and 44 watts, scan speeds of 300, 350 and 400 millimeters per second, scan gaps of 0.035, 0.050 and 0.065 millimeters, and defocus lengths of −2.65, 0 and +2.65 millimeters.
| Acrylic condition | Measured roughness |
|---|---|
| 20 W, 300 mm/s | 1.19 ±0.014 µm Ra |
| 20 W, 350 mm/s | 0.69 ±0.008 µm Ra |
| 32 W, 300 mm/s | 0.53 ±0.006 µm Ra |
The same experiment reported a 0.055 millimeter acrylic laser spot diameter. A separate 2018 PMMA deep-engraving study tested laser powers from 20 to 60 watts.
Sources: Optimization of Laser Engraving of Acrylic Plastics from the Perspective of Energy Consumption, CO2 Emission and Removal Rate and Deep Engraving Process of PMMA Using CO2 Laser Complemented by Taguchi Method.
Laser Engraving Surface Quality and Color Outcomes
A 2017 beech-wood experiment used 5.6–6.8 watt CO2 output and scan speeds from 100 to 500 millimeters per second. Across the five tested speeds, the study reported that roughness and color difference increased with power and decreased with speed.
Those directions describe the tested beech conditions only. They should not be read as a universal rule for every wood species, coating, lens, wavelength or machine.
A 2014 hardened AISI 1040 steel micro-channel study reported a maximum kerf width of 0.239 millimeters at up to 1,000 watts. One test used 10,000 millimeters per second, 400 hertz, 15 bar and a 30% duty cycle.
Source: Experimental Investigations of CO2 Laser Micro Channel Engraving on Hardened AISI 1040 Alloy Steel.
Laser Engraving Precision Targets and Optimized Settings
Recent material-specific studies show how researchers define an acceptable result before optimizing settings. A 2024 304-stainless study defined acceptable depth as 10–15 micrometers, tested 10–30 watts and tested engraving speeds from 300 to 800 millimeters per second.
Its reported optimum was 17 watts at 500 millimeters per second, producing about 13 micrometers depth. This is an experimental optimum for the study’s material and setup, not a general prescription.
A separate 2024 Ti-6Al-7Nb alloy study fixed line spacing at 0.03 millimeters, pulse frequency at 100 kilohertz and pulse width at 300 nanoseconds. Its lowest-roughness condition was 700 millimeters per second, 60% power and a 90-degree direction.
Across these studies, the measured outcome may be depth, roughness, color difference, kerf width or modeled process fit. The dataset contains no authoritative global market-size series, and the laboratory observations are not population averages or universal recommendations.